225580360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 522910080

約数和(自身を除く): 297329720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 263, 328, 410, 523, 526, 820, 1046, 1052, 1315, 1640, 2092, 2104, 2615, 2630, 4184, 5230, 5260, 10460, 10520, 10783, 20920, 21443, 21566, 42886, 43132, 53915, 85772, 86264, 107215, 107830, 137549, 171544, 214430, 215660, 275098, 428860, 431320, 550196, 687745, 857720, 1100392, 1375490, 2750980, 5501960, 5639509, 11279018, 22558036, 28197545, 45116072, 56395090, 112790180, 225580360]

約数ペア:

[(1, 225580360), (2, 112790180), (4, 56395090), (5, 45116072), (8, 28197545), (10, 22558036), (20, 11279018), (40, 5639509), (41, 5501960), (82, 2750980), (164, 1375490), (205, 1100392), (263, 857720), (328, 687745), (410, 550196), (523, 431320), (526, 428860), (820, 275098), (1046, 215660), (1052, 214430), (1315, 171544), (1640, 137549), (2092, 107830), (2104, 107215), (2615, 86264), (2630, 85772), (4184, 53915), (5230, 43132), (5260, 42886), (10460, 21566), (10520, 21443), (10783, 20920)]